Compare 138239 vs 138571
| Property | 138239 | 138571 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1382391 | 1385711 |
| Prime factorization | 138239 | 138571 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138239 | 1, 138571 |
| Number of properties | 5 | 5 |
| Chen primes | 5543rd | |
| Harmonic primes | 4828th | 4840th |
| Lucky primes | 1687th | |
| Primes | 12861st | 12892nd |
| Safe primes | 871st | |
| Sexy primes (1st member) | 3180th | |
| Twin primes (1st member) | 1595th | |
| Twin primes (2nd member) | 1599th | |
| Roman numberals | ||
| Base 2 | 1000011011111111112 | 1000011101010010112 |
| Base 3 | 210001212223 | 210010020213 |
| Base 4 | 2012333334 | 2013110234 |
| Base 5 | 134104245 | 134132415 |
| Base 6 | 25435556 | 25453116 |
| Base 7 | 11140137 | 11146667 |
| Base 8 | 4157778 | 4165138 |
| Base 9 | 2305589 | 2310679 |
| Base 10 | 13823910 | 13857110 |
| Base 11 | 9495211 | 9512411 |
| Base 12 | 67bbb12 | 6823712 |
| Base 13 | 4abca13 | 4b0c413 |
| Base 14 | 3854314 | 386dd14 |
| Base 15 | 2ae5e15 | 2b0d115 |
| Base 16 | 21bff16 | 21d4b16 |